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A237804 Number of (n+1)X(3+1) 0..2 arrays with the maximum plus the upper median minus the minimum of every 2X2 subblock equal 1
1085, 10433, 94325, 932255, 9105033, 91394885, 915038911, 9256755467, 93619867803, 951123379379, 9667256777553, 98484029159307, 1003964509997131, 10248829159707499, 104697842344384819, 1070606402027191363 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A237809

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

R. H. Hardin, Empirical recurrence of order 87

FORMULA

Empirical recurrence of order 87 (see link above)

EXAMPLE

Some solutions for n=3

..0..1..1..1....2..1..0..0....1..1..0..0....1..0..2..0....1..1..0..1

..1..0..1..0....1..2..1..2....2..2..1..2....2..2..2..0....1..0..1..1

..1..1..0..1....0..1..2..1....1..1..2..1....1..0..2..2....1..1..1..0

..1..0..1..0....2..1..0..1....2..2..1..2....2..2..0..2....1..0..1..1

CROSSREFS

Sequence in context: A188240 A165809 A332069 * A010091 A206630 A191944

Adjacent sequences:  A237801 A237802 A237803 * A237805 A237806 A237807

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 13 2014

STATUS

approved

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Last modified July 1 06:17 EDT 2022. Contains 354952 sequences. (Running on oeis4.)